Home / 8,275,422.40-12,413,133.60-5,755,998.40

Finding the Fourth Proportional to 8,275,422.40, 12,413,133.60 and 5,755,998.40

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Solution

The fourth proportional to 8,275,422.40, 12,413,133.60 and 5,755,998.40 is: 8,633,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,422.40 : 12,413,133.60 = 5,755,998.40 : x
  2. Step 2: Convert to fraction form
    8,275,422.40/12,413,133.60 = 5,755,998.40/x
  3. Step 3: Cross multiply
    8,275,422.40x = 12,413,133.60 × 5,755,998.40
  4. Step 4: Simplify right side
    8,275,422.40x = 71,449,977,140,586.25
  5. Step 5: Solve for x
    x = 71,449,977,140,586.25/8,275,422.40
  6. Step 6: Final answer
    x = 8,633,997.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.